Rand Paul has been endorsed by Sarah Palin and retiring Sen. Jim Bunning. Stephen Lance Dennee/AP hide caption

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The Census Bureau is benefiting from more educated workers who can't get jobs in their chosen fields because of the sluggish economy. Spencer Platt/Getty Images hide caption

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This Ansel Adams photograph of Acoma Pueblo, N.M., is among those now on display, decades after being commissioned. Ansel Adams/National Archives hide caption

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In February, a man flew his small plane into an Austin, Texas, building that housed several IRS employees. Tony Gutierrez/AP hide caption

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